It is fire-resistant, heat-resistant and corrosion-resistant, and maintains its strength at high temperatures.Scratch resistant, rust proof and long lasting.The chamfered tip inserts under the tire and spoke hook to hold the tire in place, making it easy to use, and the steel tire lever you need for puncture repair or tire changes.Ergonomically designed to reduce hand fatigue, non-slip curve increases friction and provides strengthCompatible with regular size tires for bicycles, cross bikes, road bikes, and even small tires such as scooters.Portable and convenient to carry so you can put it in your bicycle repair kit and be prepared in the event of an emergency.